ScalajsJavaScriptTypes.scala

package example

import scala.scalajs.js

class C(val a: String, val b: Boolean, val c: Int) extends js.Object

object C {
  def apply(a: String, b: Boolean, c: Int): C = new C(a, b, c)
}


case class D(name: String) extends js.Object

object Main {
  def main(args: Array[String]): Unit = {
    val c = C("itang", true, 30)
    println(js.JSON.stringify(c, null.asInstanceOf[js.Array[js.Any]], 2))
    println(js.JSON.stringify(c))

    println(js.JSON.stringify(js.Dynamic.literal("name" -> "itang", "age" -> 30)))
    println(js.JSON.stringify(js.Dynamic.literal(name = "itang", age = 30)))

    val m = js.Dynamic.literal()
    m.updateDynamic("name")("itang")
    m.updateDynamic("age")(30)
    println(js.JSON.stringify(m))

    val m2 = js.Object().asInstanceOf[js.Dynamic]
    m2.updateDynamic("name")("itang")
    println(js.JSON.stringify(m2))
  }
}